Lansley [2] investigated papers published in International Journal of Project Management for its first 10 years and found that papers mainly reviewed practical experience and literature, contributed to interesting insights and new tools and techniques. Themistocleous and Wearne [3] reported that cases from the construction industry remained predominant followed by the service sector in PM research, and that in terms of theory building and the¬oretical basis of PM, there was still a large room for improvement. Their paper concluded that the future development of PM as a discipline should be done by building and testing different research models so that a theory of PM may emerge. Crawford et al.